def remove_subports(self, context, trunk_id, subports):
"""Remove one or more subports from trunk."""
with db_api.autonested_transaction(context.session):
trunk = self._get_trunk(context, trunk_id)
rules.trunk_can_be_managed(context, trunk)
subports_validator = rules.SubPortsValidator(
self._segmentation_types, subports)
# the subports are being removed, therefore we do not need to
# enforce any specific trunk rules, other than basic validation
# of the request body.
subports = subports_validator.validate(
context, basic_validation=True,
trunk_validation=False)
current_subports = {p.port_id: p for p in trunk.sub_ports}
removed_subports = []
for subport in subports:
subport_obj = current_subports.pop(subport['port_id'], None)
if not subport_obj:
raise trunk_exc.SubPortNotFound(trunk_id=trunk_id,
port_id=subport['port_id'])
subport_obj.delete()
removed_subports.append(subport_obj)
trunk.sub_ports = list(current_subports.values())
registry.notify(
constants.SUBPORTS, events.AFTER_DELETE, self,
removed_subports=removed_subports)
return trunk
def delete_trunk(self, context, trunk_id):
"""Delete the trunk port."""
LOG.debug("Deleting trunk_id %s", trunk_id)
deleted_from_db = False
with db_context_writer.using(context):
trunk = self._get_trunk(context, trunk_id)
rules.trunk_can_be_managed(context, trunk)
trunk_port_validator = rules.TrunkPortValidator(trunk.port_id)
if not trunk_port_validator.is_bound(context):
trunk.delete()
deleted_from_db = True
payload = callbacks.TrunkPayload(context,
trunk_id,
original_trunk=trunk)
registry.notify(trunk_const.TRUNK,
events.PRECOMMIT_DELETE,
self,
payload=payload)
else:
raise trunk_exc.TrunkInUse(trunk_id=trunk_id)
if deleted_from_db:
registry.notify(trunk_const.TRUNK,
events.AFTER_DELETE,
self,
payload=payload)
def delete_trunk(self, context, trunk_id):
"""Delete the specified trunk."""
with db_api.CONTEXT_WRITER.using(context):
trunk = self._get_trunk(context, trunk_id)
rules.trunk_can_be_managed(context, trunk)
trunk_port_validator = rules.TrunkPortValidator(trunk.port_id)
if trunk_port_validator.can_be_trunked_or_untrunked(context):
# NOTE(status_police): when a trunk is deleted, the logical
# object disappears from the datastore, therefore there is no
# status transition involved. If PRECOMMIT failures occur,
# the trunk remains in the status where it was.
try:
trunk.delete()
except Exception as e:
with excutils.save_and_reraise_exception():
LOG.warning('Trunk driver raised exception when '
'deleting trunk port %s: %s', trunk_id,
str(e))
payload = events.DBEventPayload(context, resource_id=trunk_id,
states=(trunk,))
registry.publish(resources.TRUNK, events.PRECOMMIT_DELETE,
self, payload=payload)
else:
LOG.info('Trunk driver does not consider trunk %s '
'untrunkable', trunk_id)
raise trunk_exc.TrunkInUse(trunk_id=trunk_id)
registry.publish(resources.TRUNK, events.AFTER_DELETE, self,
payload=events.DBEventPayload(
context, resource_id=trunk_id,
states=(trunk,)))
def delete_trunk(self, context, trunk_id):
"""Delete the specified trunk."""
with db_api.autonested_transaction(context.session):
trunk = self._get_trunk(context, trunk_id)
rules.trunk_can_be_managed(context, trunk)
trunk_port_validator = rules.TrunkPortValidator(trunk.port_id)
if trunk_port_validator.can_be_trunked_or_untrunked(context):
# NOTE(status_police): when a trunk is deleted, the logical
# object disappears from the datastore, therefore there is no
# status transition involved. If PRECOMMIT failures occur,
# the trunk remains in the status where it was.
trunk.delete()
payload = callbacks.TrunkPayload(context,
trunk_id,
original_trunk=trunk)
registry.notify(resources.TRUNK,
events.PRECOMMIT_DELETE,
self,
payload=payload)
else:
raise trunk_exc.TrunkInUse(trunk_id=trunk_id)
registry.notify(resources.TRUNK,
events.AFTER_DELETE,
self,
payload=payload)
def add_subports(self, context, trunk_id, subports):
"""Add one or more subports to trunk."""
# Check for basic validation since the request body here is not
# automatically validated by the API layer.
subports_validator = rules.SubPortsValidator(
self._segmentation_types, subports)
subports = subports_validator.validate(context, basic_validation=True)
added_subports = []
with db_api.autonested_transaction(context.session):
trunk = self._get_trunk(context, trunk_id)
rules.trunk_can_be_managed(context, trunk)
for subport in subports:
obj = trunk_objects.SubPort(
context=context,
trunk_id=trunk_id,
port_id=subport['port_id'],
segmentation_type=subport['segmentation_type'],
segmentation_id=subport['segmentation_id'])
obj.create()
trunk['sub_ports'].append(obj)
added_subports.append(obj)
registry.notify(
constants.SUBPORTS, events.AFTER_CREATE, self,
added_subports=added_subports)
return trunk
def remove_subports(self, context, trunk_id, subports):
"""Remove one or more subports from trunk."""
subports = subports['sub_ports']
with db_api.CONTEXT_WRITER.using(context):
trunk = self._get_trunk(context, trunk_id)
original_trunk = copy.deepcopy(trunk)
rules.trunk_can_be_managed(context, trunk)
subports_validator = rules.SubPortsValidator(
self._segmentation_types, subports)
# the subports are being removed, therefore we do not need to
# enforce any specific trunk rules, other than basic validation
# of the request body.
subports = subports_validator.validate(
context, basic_validation=True,
trunk_validation=False)
current_subports = {p.port_id: p for p in trunk.sub_ports}
removed_subports = []
for subport in subports:
subport_obj = current_subports.pop(subport['port_id'], None)
if not subport_obj:
raise trunk_exc.SubPortNotFound(trunk_id=trunk_id,
port_id=subport['port_id'])
subport_obj.delete()
removed_subports.append(subport_obj)
del trunk.sub_ports[:]
trunk.sub_ports.extend(current_subports.values())
# NOTE(status_police): the trunk status should transition to
# DOWN irrespective of the status in which it is in to allow
# the user to resolve potential conflicts due to prior add_subports
# operations.
# Should a trunk be in DOWN or BUILD state (e.g. when dealing
# with multiple concurrent requests), the status is still forced
# to DOWN. See add_subports() for more details.
trunk.update(status=constants.TRUNK_DOWN_STATUS)
payload = events.DBEventPayload(context, resource_id=trunk_id,
states=(original_trunk, trunk,),
metadata={
'subports': removed_subports
})
if removed_subports:
registry.publish(resources.SUBPORTS, events.PRECOMMIT_DELETE,
self, payload=payload)
if removed_subports:
payload = events.DBEventPayload(context, resource_id=trunk_id,
states=(original_trunk, trunk,),
metadata={
'subports': removed_subports
})
registry.publish(
resources.SUBPORTS, events.AFTER_DELETE, self, payload=payload)
return trunk
def add_subports(self, context, trunk_id, subports):
"""Add one or more subports to trunk."""
with db_api.autonested_transaction(context.session):
trunk = self._get_trunk(context, trunk_id)
# Check for basic validation since the request body here is not
# automatically validated by the API layer.
subports = subports['sub_ports']
subports_validator = rules.SubPortsValidator(
self._segmentation_types, subports, trunk['port_id'])
subports = subports_validator.validate(context,
basic_validation=True)
added_subports = []
rules.trunk_can_be_managed(context, trunk)
original_trunk = copy.deepcopy(trunk)
# NOTE(status_police): the trunk status should transition to
# DOWN (and finally in ACTIVE or ERROR), only if it is not in
# ERROR status already. A user should attempt to resolve the ERROR
# condition before adding more subports to the trunk. Should a
# trunk be in DOWN or BUILD state (e.g. when dealing with
# multiple concurrent requests), the status is still forced to
# DOWN and thus can potentially overwrite an interleaving state
# change to ACTIVE. Eventually the driver should bring the status
# back to ACTIVE or ERROR.
if trunk.status == constants.ERROR_STATUS:
raise trunk_exc.TrunkInErrorState(trunk_id=trunk_id)
else:
trunk.update(status=constants.DOWN_STATUS)
for subport in subports:
obj = trunk_objects.SubPort(
context=context,
trunk_id=trunk_id,
port_id=subport['port_id'],
segmentation_type=subport['segmentation_type'],
segmentation_id=subport['segmentation_id'])
obj.create()
trunk['sub_ports'].append(obj)
added_subports.append(obj)
payload = callbacks.TrunkPayload(context,
trunk_id,
current_trunk=trunk,
original_trunk=original_trunk,
subports=added_subports)
if added_subports:
registry.notify(resources.SUBPORTS,
events.PRECOMMIT_CREATE,
self,
payload=payload)
if added_subports:
registry.notify(resources.SUBPORTS,
events.AFTER_CREATE,
self,
payload=payload)
return trunk
def delete_trunk(self, context, trunk_id):
"""Delete the specified trunk."""
with db_api.autonested_transaction(context.session):
trunk = self._get_trunk(context, trunk_id)
rules.trunk_can_be_managed(context, trunk)
trunk_port_validator = rules.TrunkPortValidator(trunk.port_id)
if not trunk_port_validator.is_bound(context):
trunk.delete()
else:
raise trunk_exc.TrunkInUse(trunk_id=trunk_id)
def remove_subports(self, context, trunk_id, subports):
"""Remove one or more subports from trunk."""
subports = subports['sub_ports']
with db_api.autonested_transaction(context.session):
trunk = self._get_trunk(context, trunk_id)
original_trunk = copy.deepcopy(trunk)
rules.trunk_can_be_managed(context, trunk)
subports_validator = rules.SubPortsValidator(
self._segmentation_types, subports)
# the subports are being removed, therefore we do not need to
# enforce any specific trunk rules, other than basic validation
# of the request body.
subports = subports_validator.validate(
context, basic_validation=True,
trunk_validation=False)
current_subports = {p.port_id: p for p in trunk.sub_ports}
removed_subports = []
for subport in subports:
subport_obj = current_subports.pop(subport['port_id'], None)
if not subport_obj:
raise trunk_exc.SubPortNotFound(trunk_id=trunk_id,
port_id=subport['port_id'])
subport_obj.delete()
removed_subports.append(subport_obj)
del trunk.sub_ports[:]
trunk.sub_ports.extend(current_subports.values())
# NOTE(status_police): the trunk status should transition to
# PENDING irrespective of the status in which it is in to allow
# the user to resolve potential conflicts due to prior add_subports
# operations.
# Should a trunk be in PENDING or BUILD state (e.g. when dealing
# with multiple concurrent requests), the status is still forced
# to PENDING. See add_subports() for more details.
trunk.status = constants.PENDING_STATUS
trunk.update()
payload = callbacks.TrunkPayload(context, trunk_id,
current_trunk=trunk,
original_trunk=original_trunk,
subports=removed_subports)
if removed_subports:
registry.notify(constants.SUBPORTS, events.PRECOMMIT_DELETE,
self, payload=payload)
if removed_subports:
registry.notify(
constants.SUBPORTS, events.AFTER_DELETE, self, payload=payload)
return trunk
def add_subports(self, context, trunk_id, subports):
"""Add one or more subports to trunk."""
with db_api.autonested_transaction(context.session):
trunk = self._get_trunk(context, trunk_id)
# Check for basic validation since the request body here is not
# automatically validated by the API layer.
subports = subports['sub_ports']
subports_validator = rules.SubPortsValidator(
self._segmentation_types, subports, trunk['port_id'])
subports = subports_validator.validate(
context, basic_validation=True)
added_subports = []
rules.trunk_can_be_managed(context, trunk)
original_trunk = copy.deepcopy(trunk)
# NOTE(status_police): the trunk status should transition to
# DOWN (and finally in ACTIVE or ERROR), only if it is not in
# ERROR status already. A user should attempt to resolve the ERROR
# condition before adding more subports to the trunk. Should a
# trunk be in DOWN or BUILD state (e.g. when dealing with
# multiple concurrent requests), the status is still forced to
# DOWN and thus can potentially overwrite an interleaving state
# change to ACTIVE. Eventually the driver should bring the status
# back to ACTIVE or ERROR.
if trunk.status == constants.ERROR_STATUS:
raise trunk_exc.TrunkInErrorState(trunk_id=trunk_id)
else:
trunk.update(status=constants.DOWN_STATUS)
for subport in subports:
obj = trunk_objects.SubPort(
context=context,
trunk_id=trunk_id,
port_id=subport['port_id'],
segmentation_type=subport['segmentation_type'],
segmentation_id=subport['segmentation_id'])
obj.create()
trunk['sub_ports'].append(obj)
added_subports.append(obj)
payload = callbacks.TrunkPayload(context, trunk_id,
current_trunk=trunk,
original_trunk=original_trunk,
subports=added_subports)
if added_subports:
registry.notify(constants.SUBPORTS, events.PRECOMMIT_CREATE,
self, payload=payload)
if added_subports:
registry.notify(
constants.SUBPORTS, events.AFTER_CREATE, self, payload=payload)
return trunk
def remove_subports(self, context, trunk_id, subports):
"""Remove one or more subports from the trunk."""
LOG.debug("Removing subports %s from trunk %s", subports, trunk_id)
trunk = self._get_trunk(context, trunk_id)
original_trunk = copy.deepcopy(trunk)
subports = subports['sub_ports']
subports = self.validate_subports(context,
subports,
trunk,
basic_validation=True,
trunk_validation=False)
removed_subports = []
rules.trunk_can_be_managed(context, trunk)
# The trunk should not be in the ERROR_STATUS
if trunk.status == trunk_const.ERROR_STATUS:
raise trunk_exc.TrunkInErrorState(trunk_id=trunk_id)
else:
# The trunk will transition to DOWN and subsequently to ACTIVE
# when a subport is removed.
trunk.update(status=trunk_const.DOWN_STATUS)
current_subports = {p.port_id: p for p in trunk.sub_ports}
# Ensure that all sub-ports to be removed are actually present
for subport in subports:
if subport['port_id'] not in current_subports:
raise trunk_exc.SubPortNotFound(trunk_id=trunk_id,
port_id=subport['port_id'])
with neutron_db_api.context_manager.writer.using(context):
for subport in subports:
subport_obj = current_subports.pop(subport['port_id'])
subport_obj.delete()
removed_subports.append(subport_obj)
if removed_subports:
del trunk.sub_ports[:]
trunk.sub_ports.extend(current_subports.values())
payload = callbacks.TrunkPayload(context,
trunk_id,
current_trunk=trunk,
original_trunk=original_trunk,
subports=removed_subports)
registry.notify(trunk_const.SUBPORTS,
events.PRECOMMIT_DELETE,
self,
payload=payload)
self.send_subport_update_to_etcd(context, trunk)
if removed_subports:
registry.notify(trunk_const.SUBPORTS,
events.AFTER_DELETE,
self,
payload=payload)
return trunk
def delete_trunk(self, context, trunk_id):
"""Delete the specified trunk."""
with db_api.autonested_transaction(context.session):
trunk = self._get_trunk(context, trunk_id)
rules.trunk_can_be_managed(context, trunk)
trunk_port_validator = rules.TrunkPortValidator(trunk.port_id)
if not trunk_port_validator.is_bound(context):
trunk.delete()
payload = callbacks.TrunkPayload(context, trunk_id,
original_trunk=trunk)
registry.notify(constants.TRUNK, events.PRECOMMIT_DELETE, self,
payload=payload)
else:
raise trunk_exc.TrunkInUse(trunk_id=trunk_id)
registry.notify(constants.TRUNK, events.AFTER_DELETE, self,
payload=payload)
def remove_subports(self, context, trunk_id, subports):
"""Remove one or more subports from trunk."""
subports = subports['sub_ports']
with db_api.autonested_transaction(context.session):
trunk = self._get_trunk(context, trunk_id)
original_trunk = copy.deepcopy(trunk)
rules.trunk_can_be_managed(context, trunk)
subports_validator = rules.SubPortsValidator(
self._segmentation_types, subports)
# the subports are being removed, therefore we do not need to
# enforce any specific trunk rules, other than basic validation
# of the request body.
subports = subports_validator.validate(context,
basic_validation=True,
trunk_validation=False)
current_subports = {p.port_id: p for p in trunk.sub_ports}
removed_subports = []
for subport in subports:
subport_obj = current_subports.pop(subport['port_id'], None)
if not subport_obj:
raise trunk_exc.SubPortNotFound(trunk_id=trunk_id,
port_id=subport['port_id'])
subport_obj.delete()
removed_subports.append(subport_obj)
del trunk.sub_ports[:]
trunk.sub_ports.extend(current_subports.values())
payload = callbacks.TrunkPayload(context,
trunk_id,
current_trunk=trunk,
original_trunk=original_trunk,
subports=removed_subports)
if removed_subports:
registry.notify(constants.SUBPORTS,
events.PRECOMMIT_DELETE,
self,
payload=payload)
if removed_subports:
registry.notify(constants.SUBPORTS,
events.AFTER_DELETE,
self,
payload=payload)
return trunk
def add_subports(self, context, trunk_id, subports):
"""Add one or more subports to a trunk."""
LOG.debug("Adding subports %s to trunk %s", subports, trunk_id)
trunk = self._get_trunk(context, trunk_id)
subports = subports['sub_ports']
subports = self.validate_subports(context,
subports,
trunk,
basic_validation=True)
added_subports = []
rules.trunk_can_be_managed(context, trunk)
original_trunk = copy.deepcopy(trunk)
# The trunk should not be in the ERROR_STATUS
if trunk.status == trunk_const.ERROR_STATUS:
raise trunk_exc.TrunkInErrorState(trunk_id=trunk_id)
else:
# The trunk will transition to DOWN and subsequently to ACTIVE
# when a subport is added.
trunk.update(status=trunk_const.DOWN_STATUS)
with db_context_writer.using(context):
for subport in subports:
subport_obj = trunk_objects.SubPort(
context=context,
trunk_id=trunk_id,
port_id=subport['port_id'],
segmentation_type=subport['segmentation_type'],
segmentation_id=subport['segmentation_id'])
subport_obj.create()
trunk['sub_ports'].append(subport_obj)
added_subports.append(subport_obj)
payload = callbacks.TrunkPayload(context,
trunk_id,
current_trunk=trunk,
original_trunk=original_trunk,
subports=added_subports)
if added_subports:
registry.notify(trunk_const.SUBPORTS,
events.PRECOMMIT_CREATE,
self,
payload=payload)
self.send_subport_update_to_etcd(context, trunk)
if added_subports:
registry.notify(trunk_const.SUBPORTS,
events.AFTER_CREATE,
self,
payload=payload)
return trunk
def remove_subports(self, context, trunk_id, subports):
"""Remove one or more subports from the trunk."""
LOG.debug("Removing subports %s from trunk %s", subports, trunk_id)
trunk = self._get_trunk(context, trunk_id)
original_trunk = copy.deepcopy(trunk)
subports = subports['sub_ports']
subports = self.validate_subports(context, subports, trunk,
basic_validation=True,
trunk_validation=False)
removed_subports = []
rules.trunk_can_be_managed(context, trunk)
# The trunk should not be in the ERROR_STATUS
if trunk.status == trunk_const.ERROR_STATUS:
raise trunk_exc.TrunkInErrorState(trunk_id=trunk_id)
else:
# The trunk will transition to DOWN and subsequently to ACTIVE
# when a subport is removed.
trunk.update(status=trunk_const.DOWN_STATUS)
current_subports = {p.port_id: p for p in trunk.sub_ports}
# Ensure that all sub-ports to be removed are actually present
for subport in subports:
if subport['port_id'] not in current_subports:
raise trunk_exc.SubPortNotFound(trunk_id=trunk_id,
port_id=subport['port_id'])
with neutron_db_api.context_manager.writer.using(context):
for subport in subports:
subport_obj = current_subports.pop(subport['port_id'])
subport_obj.delete()
removed_subports.append(subport_obj)
if removed_subports:
del trunk.sub_ports[:]
trunk.sub_ports.extend(current_subports.values())
payload = callbacks.TrunkPayload(
context, trunk_id,
current_trunk=trunk,
original_trunk=original_trunk,
subports=removed_subports
)
registry.notify(trunk_const.SUBPORTS,
events.PRECOMMIT_DELETE,
self, payload=payload)
self.send_subport_update_to_etcd(context, trunk)
if removed_subports:
registry.notify(trunk_const.SUBPORTS,
events.AFTER_DELETE,
self, payload=payload)
return trunk
def add_subports(self, context, trunk_id, subports):
"""Add one or more subports to a trunk."""
LOG.debug("Adding subports %s to trunk %s", subports, trunk_id)
trunk = self._get_trunk(context, trunk_id)
subports = subports['sub_ports']
subports = self.validate_subports(context, subports, trunk,
basic_validation=True)
added_subports = []
rules.trunk_can_be_managed(context, trunk)
original_trunk = copy.deepcopy(trunk)
# The trunk should not be in the ERROR_STATUS
if trunk.status == trunk_const.ERROR_STATUS:
raise trunk_exc.TrunkInErrorState(trunk_id=trunk_id)
else:
# The trunk will transition to DOWN and subsequently to ACTIVE
# when a subport is added.
trunk.update(status=trunk_const.DOWN_STATUS)
with neutron_db_api.context_manager.writer.using(context):
for subport in subports:
subport_obj = trunk_objects.SubPort(
context=context,
trunk_id=trunk_id,
port_id=subport['port_id'],
segmentation_type=subport['segmentation_type'],
segmentation_id=subport['segmentation_id'])
subport_obj.create()
trunk['sub_ports'].append(subport_obj)
added_subports.append(subport_obj)
payload = callbacks.TrunkPayload(context, trunk_id,
current_trunk=trunk,
original_trunk=original_trunk,
subports=added_subports)
if added_subports:
registry.notify(trunk_const.SUBPORTS,
events.PRECOMMIT_CREATE,
self, payload=payload)
self.send_subport_update_to_etcd(context, trunk)
if added_subports:
registry.notify(trunk_const.SUBPORTS,
events.AFTER_CREATE,
self, payload=payload)
return trunk
def delete_trunk(self, context, trunk_id):
"""Delete the specified trunk."""
with db_api.autonested_transaction(context.session):
trunk = self._get_trunk(context, trunk_id)
rules.trunk_can_be_managed(context, trunk)
trunk_port_validator = rules.TrunkPortValidator(trunk.port_id)
if not trunk_port_validator.is_bound(context):
# NOTE(status_police): when a trunk is deleted, the logical
# object disappears from the datastore, therefore there is no
# status transition involved. If PRECOMMIT failures occur,
# the trunk remains in the status where it was.
trunk.delete()
payload = callbacks.TrunkPayload(context, trunk_id,
original_trunk=trunk)
registry.notify(constants.TRUNK, events.PRECOMMIT_DELETE, self,
payload=payload)
else:
raise trunk_exc.TrunkInUse(trunk_id=trunk_id)
registry.notify(constants.TRUNK, events.AFTER_DELETE, self,
payload=payload)
def delete_trunk(self, context, trunk_id):
"""Delete the specified trunk."""
with db_api.autonested_transaction(context.session):
trunk = self._get_trunk(context, trunk_id)
rules.trunk_can_be_managed(context, trunk)
trunk_port_validator = rules.TrunkPortValidator(trunk.port_id)
if not trunk_port_validator.is_bound(context):
trunk.delete()
payload = callbacks.TrunkPayload(context,
trunk_id,
original_trunk=trunk)
registry.notify(constants.TRUNK,
events.PRECOMMIT_DELETE,
self,
payload=payload)
else:
raise trunk_exc.TrunkInUse(trunk_id=trunk_id)
registry.notify(constants.TRUNK,
events.AFTER_DELETE,
self,
payload=payload)
def add_subports(self, context, trunk_id, subports):
"""Add one or more subports to trunk."""
# Check for basic validation since the request body here is not
# automatically validated by the API layer.
subports = subports['sub_ports']
subports_validator = rules.SubPortsValidator(self._segmentation_types,
subports)
subports = subports_validator.validate(context, basic_validation=True)
added_subports = []
with db_api.autonested_transaction(context.session):
trunk = self._get_trunk(context, trunk_id)
original_trunk = copy.deepcopy(trunk)
rules.trunk_can_be_managed(context, trunk)
for subport in subports:
obj = trunk_objects.SubPort(
context=context,
trunk_id=trunk_id,
port_id=subport['port_id'],
segmentation_type=subport['segmentation_type'],
segmentation_id=subport['segmentation_id'])
obj.create()
trunk['sub_ports'].append(obj)
added_subports.append(obj)
payload = callbacks.TrunkPayload(context,
trunk_id,
current_trunk=trunk,
original_trunk=original_trunk,
subports=added_subports)
if added_subports:
registry.notify(constants.SUBPORTS,
events.PRECOMMIT_CREATE,
self,
payload=payload)
if added_subports:
registry.notify(constants.SUBPORTS,
events.AFTER_CREATE,
self,
payload=payload)
return trunk
def delete_trunk(self, context, trunk_id):
"""Delete the trunk port."""
LOG.debug("Deleting trunk_id %s", trunk_id)
deleted_from_db = False
with neutron_db_api.context_manager.writer.using(context):
trunk = self._get_trunk(context, trunk_id)
rules.trunk_can_be_managed(context, trunk)
trunk_port_validator = rules.TrunkPortValidator(trunk.port_id)
if not trunk_port_validator.is_bound(context):
trunk.delete()
deleted_from_db = True
payload = callbacks.TrunkPayload(context, trunk_id,
original_trunk=trunk)
registry.notify(trunk_const.TRUNK,
events.PRECOMMIT_DELETE, self,
payload=payload)
else:
raise trunk_exc.TrunkInUse(trunk_id=trunk_id)
if deleted_from_db:
registry.notify(trunk_const.TRUNK,
events.AFTER_DELETE, self,
payload=payload)
def remove_subports(self, context, trunk_id, subports):
"""Remove one or more subports from the trunk.
param: subports:
{u'sub_ports': [{u'port_id': u'fa006724-dbca-4e7f-bb6b-ec70162eb681'}]}
"""
LOG.debug("Removing subports %s from trunk %s", subports, trunk_id)
trunk = self._get_trunk(context, trunk_id)
original_trunk = copy.deepcopy(trunk)
# key-value data corresponding to original trunk
original_trunk_data = self._get_trunk_data(trunk)
# ID's of subports to remove
subports_to_remove = [pid['port_id'] for pid in subports['sub_ports']]
LOG.debug('trunk subports to remove: %s', subports_to_remove)
subports = subports['sub_ports']
subports = self.validate_subports(context,
subports,
trunk,
basic_validation=True,
trunk_validation=False)
removed_subports = []
rules.trunk_can_be_managed(context, trunk)
# The trunk should not be in the ERROR_STATUS
if trunk.status == trunk_const.ERROR_STATUS:
raise trunk_exc.TrunkInErrorState(trunk_id=trunk_id)
else:
# The trunk will transition to DOWN and subsequently to ACTIVE
# when a subport is removed.
trunk.update(status=trunk_const.DOWN_STATUS)
current_subports = {p.port_id: p for p in trunk.sub_ports}
# Ensure that all sub-ports to be removed are actually present
for subport in subports:
if subport['port_id'] not in current_subports:
raise trunk_exc.SubPortNotFound(trunk_id=trunk_id,
port_id=subport['port_id'])
with db_context_writer.using(context):
for subport in subports:
subport_obj = current_subports.pop(subport['port_id'])
subport_obj.delete()
removed_subports.append(subport_obj)
if removed_subports:
del trunk.sub_ports[:]
trunk.sub_ports.extend(current_subports.values())
payload = callbacks.TrunkPayload(context,
trunk_id,
current_trunk=trunk,
original_trunk=original_trunk,
subports=removed_subports)
registry.notify(trunk_const.SUBPORTS,
events.PRECOMMIT_DELETE,
self,
payload=payload)
self.send_subport_update_to_etcd(context, trunk)
# Subport data to remove
subports = [
subport for subport in original_trunk_data['sub_ports']
if subport['port_id'] in subports_to_remove
]
original_trunk_data['sub_ports'] = subports
trunk_data = self.add_data_to_subports(context,
original_trunk_data)
# Remove all remote-group subport keys from etcd
LOG.debug('trunk data with subports to remove: %s', trunk_data)
for subport_data in trunk_data['sub_ports']:
self._write_remote_group_journal(context,
subport_data,
remove_key=True)
if removed_subports:
registry.notify(trunk_const.SUBPORTS,
events.AFTER_DELETE,
self,
payload=payload)
return trunk
